Gatcpac floor lamp by josep torres clavé dimensions: d 41 x h 207 cm materials: aluminum. The gatcpac lamp is a tribute to the group of catalan architects of the same name who sought to modernise the approach to construction during their era. Conceived as a machine à illuminer, members of the group used to leave these lamps as a gift to their customers, symbolic of their modern outlook, by way of a collective signature. Adjustable lampshade. Dimmer included. this piece is attributed to the mentioned designer/maker. It has no attribution mark and no official proof of authenticity, however it is well documented in design history. I take full responsibility for any authenticity issues arising from misattribution, up to 250v (europe/uk standard).